Timer/Counter 0 Or 1 In Mode 0 (13-Bit Counter); Timer/Counter 0 Or 1 In Mode 1 (16-Bit Counter); Timer/Counter 0 Or 1 In Mode 2 (8-Bit Auto-Reload) - Philips P89LPC902 User Manual
8-bit microcontrollers with accelerated two-clock 80c51 core 1kb 3v low-power byte-eraseable flash with 128 byte ram